Statistics (MAT 135)

Introduction to statistics chapter 1 study material for quiz, exam. Covers basic statistics definitions such as population, sample, discrete vs continuous variables.

The formula for a regression equation is Y’ = 2X + 9. a. What would be the predicted score for a person scoring 6 on X? Y=2(6)+9=21 b. If someone’s predicted score was 14, what was this person’s score on X?For the X,Y data below, compute: a. r and determine if it is significantly different from zero.. the slope of the regression line and test if it differs significantly from zerothe 95% confidence interval for the slopeAt a school pep rally, a group of sophomore students organized a free r...